With some chargers, no current is passed on, the display remains dark. What could be the reason?

The output and input of this USB tester should be connected at same time, so that the screen lights up. Make sure one end is connected to the charger and the other end is connected to the load.

Does the device save data (charged mah) after being unplugged?

Yes, this USB tester has auto save function when power off. The saved data can be read on the next connection.

What should I do if I receive a damaged product?

Our goods arrive at the Amazon warehouse after long-distance international transportation, and there is inevitably a certain defect rate. If you receive a damaged product, you can contact our customer service through Amazon, we will reply you within 24 hours and provide you with a satisfactory solution.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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USB C Tester with Cable

Product ID: 469705512

Details

Brand
YOJOCK
Colour
Black
Item weight
40 Grams
Power source
Corded
Style
Compact

⚡Fast Charging Support

📊Data Storage Feature

🔌Wide Voltage Range

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₩44607

Duties & taxes included

In stock

Sold byAmazon South KoreaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔍 Discover the Power of Precision!

UNLEASH FAST CHARGING - Supports QC2.0/3.0/4.0 and Super VOOC protocols for lightning-fast charging.
DATA AT YOUR FINGERTIPS - Power-off storage function retains capacity and energy data for easy access.
USER FRIENDLY INTERFACE - Easily switch screens and clear data with intuitive button functions.
PERFECT FOR TECH ENTHUSIASTS - Ideal for quality inspection of digital devices and a must-have for gamers.
VERSATILE VOLTAGE MEASUREMENT - Accurately measures voltage from 4V to 30V and current up to 6.5A.

The YOJOCK USB C Tester Power Meter is a compact and versatile device designed for measuring voltage and current in USB-C connections. It supports various fast charging protocols and features a power-off storage function for data retention, making it an essential tool for digital enthusiasts and professionals alike.

Specifications

ASIN	B0B99Z2GJK
Best Sellers Rank	134,641 in DIY & Tools ( See Top 100 in DIY & Tools ) 227 in Voltage Testers
Brand	YOJOCK
Colour	Black
Compatible Devices	USB C Devices
Country Of Origin	China
Customer Reviews	4.4 4.4 out of 5 stars (1,386)
Included Components	USB C Tester
Item Weight	40 Grams
Manufacturer	YOJOCK
Manufacturer Part Number	KWS-066C
Maximum Operating Voltage	30 Volts
Measurement Type	Ammeter, Voltmeter
Minimum Operating Voltage	4 Volts
Model Number	YJ-TC01
Power Source	Corded Electric
Specification Met	energy
Style Name	Compact
Unit Count	1.0 count

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

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Smooth transaction and product arrived in perfect condition.

3 weeks ago

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₩44607

Duties & taxes included

In stock

Sold byAmazon South KoreaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Korea.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

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